查询词典 unique existence

In the study of the first problem, by using the fixed-point index theorems, we get the existence of boundary value problem in neither superlinear nor sublinear condition.

在第二种形式边值问题的研究中，主要利用Krasnoselskii不动点定理，得到了一些正解存在性定理及正解不存在性定理。

By using the fixed-point index theory, we investigate the effect ofσ~2 on the existence and nonexistence of positive solution for the system in sublinear cases.

在次线性情形，研究了σ~2对于该系统正解的存在性和不存在性的影响，主要工具是不(来源：A88BC论文网www.abclunwen.com)动点指数理论。

In this article, We consider two important models for second order sublinear differential equations: the existence of infinitely many subharmonic solutions for Duffing equation with bounded restore force and for the sublinear impact oscillator.

本文考虑被数学和其他科学、工程领域的研究人员广为关注的两个重要的二阶次线性微分方程模型：具有有界恢复力的Duffing方程和次线性碰撞振子的无穷多个次调和解的存在性。

In this article, We consider two important models for second order sublinear differential equations: the existence of infinitely many subharmonic solutions for Duffing equation with bounded restore force and for the sublinear impact oscillator. They have attracted lots of researchers attention in mathematical, other scientific and engineering fields.

本文考虑被数学和其他科学、工程领域的研究人员广为关注的两个重要的二阶次线性微分方程模型：具有有界恢复力的Duffing方程和次线性碰撞振子的无穷多个次调和解的存在性。

By using the Krasnoselskii fixed point theorem, an existence result of two positive solutions is obtained under suplinear condition and sublinear condition.

讨论一类四阶非线性微分方程组Dirichlet边值问题正解的存在性，利用Krasnoselskii不动点定理得到这类边值问题在超线性和次线性条件下至少存在两个正解。

Some solvability conditions, including sublinear ,subquadralic and superquadratic, and the corresponding existence results are summed up for periodic solutions of the second order Hamiltonian systems obtained by using the minimax methods.

本文综述了用极小极大方法得到的关于二阶Hamilton系统周期解的可解性条件及相关结果，包括次线性条件，次二次条件和超二次条件等方面的近期结果。

Economic and trade relations and the real situations of the application of the U.S. subrogate country system, analyses the roots of the existence of the U.S. subrogate country system, and note the importance and necessity of the research on this topic. All of this will lay down background foreshadow for the further elaboration of following chapters.Chapter two.

第一章是对中美经贸关系和美国替代国制度适用的现状进行概括介绍，分析了美国替代国制度存在的根源，说明研究本论题的重要性和必要性，为以下章节的进一步阐述作背景铺垫。

The available image is found by template matching in original bill image. After the elimination of noise by filter, the image substraction is used to detecting the existence of template in available image.

在原始票据图象上利用模板匹配先得到相应的有效图象，再运用差影技术对滤波去噪后的有效图象进行模板存在与否的检测。

On the astral level of existence, the subconscious mind replaces the conscious mind of the soul, and the superconscious replaces the subconscious.

在存在的星体层中，灵魂的潜意识代替了意识，超意识又代替了潜意识。

On the astral level of existence, the subconscious mind replaces the conscious mind of the soul, and the superconscious replaces the subconscious.

在存在的星体层中，灵魂的潜意识心智代替了意识心智，超意识又代替了潜意识。

Add it into your food such as to yogurt, cottage cheese and such.

你可以把它加入到像酸奶、奶酪一类的食物中一起进食。

The man was rescued about three hours later when his partner arrived home, SAPA said.

SAPA说，这为男子在三个小时后妻子回家后被解救